ms/blueprintsprocessor/functions/resource-resolution/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/functions/resource/resolution/mock/MockRestResourceResolutionProcessor.kt

   1 /*
   2  * Copyright © 2019 IBM, Bell Canada.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.mock
  17
  18 import com.fasterxml.jackson.databind.JsonNode
  19 import com.fasterxml.jackson.databind.node.ArrayNode
  20 import com.fasterxml.jackson.databind.node.MissingNode
  21 import org.apache.commons.collections.MapUtils
  22 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.ResourceResolutionConstants
  23 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.RestResourceSource
  24 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.processor.ResourceAssignmentProcessor
  25 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.utils.ResourceAssignmentUtils
  26 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
  27 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintTypes
  28 import org.onap.ccsdk.cds.controllerblueprints.core.asJsonPrimitive
  29 import org.onap.ccsdk.cds.controllerblueprints.core.nullToEmpty
  30 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
  31 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceAssignment
  32 import org.slf4j.LoggerFactory
  33 import java.util.*
  34
  35 class MockRestResourceResolutionProcessor(private val blueprintRestLibPropertyService:
  36                                           MockBluePrintRestLibPropertyService) : ResourceAssignmentProcessor() {
  37
  38     private val logger = LoggerFactory.getLogger(MockRestResourceResolutionProcessor::class.java)
  39
  40     override fun resolveInputKeyMappingVariables(inputKeyMapping: Map<String, String>): Map<String, JsonNode> {
  41         val resolvedInputKeyMapping = HashMap<String, JsonNode>()
  42         if (MapUtils.isNotEmpty(inputKeyMapping)) {
  43
  44             resolvedInputKeyMapping["service-instance-id"] = "10".asJsonPrimitive()
  45             resolvedInputKeyMapping["vnf_name"] = "vnf1".asJsonPrimitive()
  46             resolvedInputKeyMapping["vnf-id"] = "123456".asJsonPrimitive()
  47         }
  48         return resolvedInputKeyMapping
  49     }
  50
  51     override fun getName(): String {
  52         return "${ResourceResolutionConstants.PREFIX_RESOURCE_RESOLUTION_PROCESSOR}source-rest"
  53     }
  54
  55     override suspend fun processNB(executionRequest: ResourceAssignment) {
  56         try {
  57             // Check if It has Input
  58             val value = getFromInput(executionRequest)
  59             if (value == null || value is MissingNode) {
  60                 val dName = executionRequest.dictionaryName
  61                 val dSource = executionRequest.dictionarySource
  62                 val resourceDefinition = resourceDictionaries[dName]
  63
  64                 val resourceSource = resourceDefinition!!.sources[dSource]
  65
  66                 val resourceSourceProperties = resourceSource!!.properties
  67
  68                 val sourceProperties =
  69                         JacksonUtils.getInstanceFromMap(resourceSourceProperties!!, RestResourceSource::class.java)
  70
  71                 val path = nullToEmpty(sourceProperties.path)
  72                 val inputKeyMapping = sourceProperties.inputKeyMapping
  73
  74                 val resolvedInputKeyMapping = resolveInputKeyMappingVariables(inputKeyMapping!!).toMutableMap()
  75
  76                 // Resolving content Variables
  77                 val payload = resolveFromInputKeyMapping(nullToEmpty(sourceProperties.payload), resolvedInputKeyMapping)
  78                 val urlPath =
  79                         resolveFromInputKeyMapping(checkNotNull(sourceProperties.urlPath), resolvedInputKeyMapping)
  80                 val verb = resolveFromInputKeyMapping(nullToEmpty(sourceProperties.verb), resolvedInputKeyMapping)
  81
  82                 logger.info("$dSource dictionary information : ($urlPath), ($inputKeyMapping), (${sourceProperties.outputKeyMapping})")
  83
  84                 // Get the Rest Client Service
  85                 val restClientService = blueprintWebClientService(executionRequest)
  86
  87                 val response = restClientService.exchangeResource(verb, urlPath, payload)
  88                 val responseStatusCode = response.status
  89                 val responseBody = response.body
  90                 if (responseStatusCode in 200..299 && !responseBody.isBlank()) {
  91                     populateResource(executionRequest, sourceProperties, responseBody, path)
  92                     restClientService.tearDown()
  93                 } else {
  94                     val errMsg = "Failed to get $dSource result for dictionary name ($dName) using urlPath ($urlPath) response_code: ($responseStatusCode)"
  95                     logger.warn(errMsg)
  96                     throw BluePrintProcessorException(errMsg)
  97                 }
  98             }
  99         } catch (e: Exception) {
 100             ResourceAssignmentUtils.setFailedResourceDataValue(executionRequest, e.message)
 101             throw BluePrintProcessorException("Failed in template key ($executionRequest) assignments with: ${e.message}",
 102                     e)
 103         }
 104     }
 105
 106     override suspend fun recoverNB(runtimeException: RuntimeException, executionRequest: ResourceAssignment) {
 107         raRuntimeService.getBluePrintError().addError(runtimeException.message!!)
 108     }
 109
 110     private fun blueprintWebClientService(resourceAssignment: ResourceAssignment): MockBlueprintWebClientService {
 111         return blueprintRestLibPropertyService.mockBlueprintWebClientService(resourceAssignment.dictionarySource!!)
 112     }
 113
 114     @Throws(BluePrintProcessorException::class)
 115     private fun populateResource(resourceAssignment: ResourceAssignment, sourceProperties: RestResourceSource,
 116                                  restResponse: String, path: String) {
 117         val type = nullToEmpty(resourceAssignment.property?.type)
 118         lateinit var entrySchemaType: String
 119
 120         val outputKeyMapping = sourceProperties.outputKeyMapping
 121
 122         val responseNode = JacksonUtils.jsonNode(restResponse).at(path)
 123
 124         when (type) {
 125             in BluePrintTypes.validPrimitiveTypes() -> {
 126                 ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, responseNode)
 127             }
 128             in BluePrintTypes.validCollectionTypes() -> {
 129                 // Array Types
 130                 entrySchemaType = resourceAssignment.property!!.entrySchema!!.type
 131                 val arrayNode = responseNode as ArrayNode
 132
 133                 if (entrySchemaType !in BluePrintTypes.validPrimitiveTypes()) {
 134                     val responseArrayNode = responseNode.toList()
 135                     for (responseSingleJsonNode in responseArrayNode) {
 136
 137                         val arrayChildNode = JacksonUtils.objectMapper.createObjectNode()
 138
 139                         outputKeyMapping!!.map {
 140                             val responseKeyValue = responseSingleJsonNode.get(it.key)
 141                             val propertyTypeForDataType = ResourceAssignmentUtils
 142                                     .getPropertyType(raRuntimeService, entrySchemaType, it.key)
 143
 144                             JacksonUtils.populateJsonNodeValues(it.value,
 145                                     responseKeyValue, propertyTypeForDataType, arrayChildNode)
 146                         }
 147                         arrayNode.add(arrayChildNode)
 148                     }
 149                 }
 150                 // Set the List of Complex Values
 151                 ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, arrayNode)
 152             }
 153             else -> {
 154                 // Complex Types
 155                 entrySchemaType = resourceAssignment.property!!.type
 156                 val objectNode = JacksonUtils.objectMapper.createObjectNode()
 157                 outputKeyMapping!!.map {
 158                     val responseKeyValue = responseNode.get(it.key)
 159                     val propertyTypeForDataType = ResourceAssignmentUtils
 160                             .getPropertyType(raRuntimeService, entrySchemaType, it.key)
 161                     JacksonUtils.populateJsonNodeValues(it.value, responseKeyValue, propertyTypeForDataType, objectNode)
 162                 }
 163                 // Set the List of Complex Values
 164                 ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, objectNode)
 165             }
 166         }
 167     }
 168 }